[INFO] fetching crate async-helpers 0.0.0...
[INFO] testing async-helpers-0.0.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate async-helpers 0.0.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate async-helpers 0.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-helpers 0.0.0
[INFO] finished tweaking crates.io crate async-helpers 0.0.0
[INFO] tweaked toml for crates.io crate async-helpers 0.0.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 139e9bc483ecbf2d422643d40bd9547412beeb5083a3511e93baa8d5a13b2c1f
[INFO] running `Command { std: "docker" "start" "-a" "139e9bc483ecbf2d422643d40bd9547412beeb5083a3511e93baa8d5a13b2c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139e9bc483ecbf2d422643d40bd9547412beeb5083a3511e93baa8d5a13b2c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139e9bc483ecbf2d422643d40bd9547412beeb5083a3511e93baa8d5a13b2c1f", kill_on_drop: false }`
[INFO] [stdout] 139e9bc483ecbf2d422643d40bd9547412beeb5083a3511e93baa8d5a13b2c1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3af8d649f2505bdb6283f9fce01b4a6712f0291806dcb84e7a095780305b883a
[INFO] running `Command { std: "docker" "start" "-a" "3af8d649f2505bdb6283f9fce01b4a6712f0291806dcb84e7a095780305b883a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling async-helpers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "3af8d649f2505bdb6283f9fce01b4a6712f0291806dcb84e7a095780305b883a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af8d649f2505bdb6283f9fce01b4a6712f0291806dcb84e7a095780305b883a", kill_on_drop: false }`
[INFO] [stdout] 3af8d649f2505bdb6283f9fce01b4a6712f0291806dcb84e7a095780305b883a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55669bb8b69d2a18d3b5b53c47c997994cee8313e5350cb601fffdc282904654
[INFO] running `Command { std: "docker" "start" "-a" "55669bb8b69d2a18d3b5b53c47c997994cee8313e5350cb601fffdc282904654", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-helpers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "55669bb8b69d2a18d3b5b53c47c997994cee8313e5350cb601fffdc282904654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55669bb8b69d2a18d3b5b53c47c997994cee8313e5350cb601fffdc282904654", kill_on_drop: false }`
[INFO] [stdout] 55669bb8b69d2a18d3b5b53c47c997994cee8313e5350cb601fffdc282904654
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91057bfabbc5a74c7ed13d3a8eafdc0c105dad2f00ae527c4e9d535ff96db5f8
[INFO] running `Command { std: "docker" "start" "-a" "91057bfabbc5a74c7ed13d3a8eafdc0c105dad2f00ae527c4e9d535ff96db5f8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_helpers-882ec5e34d0034d6)
[INFO] [stderr]    Doc-tests async-helpers
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] error: expected one of `!` or `[`, found `#`
[INFO] [stdout]  --> src/lib.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 3 | ##########################################################################################
[INFO] [stdout]   |  ^ expected one of `!` or `[`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "91057bfabbc5a74c7ed13d3a8eafdc0c105dad2f00ae527c4e9d535ff96db5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91057bfabbc5a74c7ed13d3a8eafdc0c105dad2f00ae527c4e9d535ff96db5f8", kill_on_drop: false }`
[INFO] [stdout] 91057bfabbc5a74c7ed13d3a8eafdc0c105dad2f00ae527c4e9d535ff96db5f8
